CN103945589A - Multi-voltage And Multi-brightness Led Lighting Devices And Methods Of Using Same - Google Patents
Multi-voltage And Multi-brightness Led Lighting Devices And Methods Of Using Same Download PDFInfo
- Publication number
- CN103945589A CN103945589A CN201410149586.8A CN201410149586A CN103945589A CN 103945589 A CN103945589 A CN 103945589A CN 201410149586 A CN201410149586 A CN 201410149586A CN 103945589 A CN103945589 A CN 103945589A
- Authority
- CN
- China
- Prior art keywords
- led
- circuits
- circuit
- voltage
- led circuits
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/40—Details of LED load circuits
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/40—Details of LED load circuits
- H05B45/42—Antiparallel configurations
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
- H05B45/30—Driver circuits
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
Abstract
A single chip multi-voltage or multi-brightness LED lighting device having at least two LED circuits having at least two LEDs connected serially, and electrically unconnected in a parallel relationship, a forward operating drive voltage of at least six volts and are monolithically integrated on a single substrate, configurable by means of connecting the circuits so as to provide optional operating voltage level and/or desired brightness level wherein the electrical connection at the LED packaging level when the single chips are integrated into the LED package Alternatively, the LED package may have external electrical contacts that match the integrated chips within Optionally allowable, the drive voltage level and/or the brightness level select-ability may be passed on through to the exterior of the LED package and may be selected by the LED package user, the PCB assembly facility, or the end product manufacturer.
Description
Related application
The application is that application number is 201080023109.7, denomination of invention for " multivoltage and many brightness led lighting devices and use their method ", international filing date be the dividing an application of patent application on May 28th, 2010, its full content is incorporated herein by reference.
The application is the U.S. Patent application No.12/287 submitting on October 6th, 2008, and 267 part continues, and this patent application requires the U.S. Provisional Application No.60/997 submitting on October 6th, 2007,771 priority; This application also requires the U.S. Provisional Application No.61/217 submitting on May 28th, 2009,215 priority; The content of each of these applications is by reference to being specially included in here.
Technical field
The present invention relates generally to the light-emitting diode (" LED ") for AC operation.The present invention relates to multivoltage level and many intensity levels LED matrix, encapsulation (package) and lamp clearly.
Background technology
The present invention relates generally to the light-emitting diode (" LED ") for multivoltage level and/or the operation of many intensity levels.The present invention relates to multivoltage level and many intensity levels circuit of LED, single-chip, encapsulation and the lamp " device " for directly AC voltage source operation, the operation of bridge commutating AC voltage source or constant DC voltage power operation clearly.
LED is semiconductor device, and these semiconductor devices are when electric current supply being produced to light during to them.LED is DC device inherently, and these DC devices only pass through electric current by a polarity, and by DC voltage source, are driven in history always, and these DC voltage sources are used resistors, current regulator and voltage regulator limit transport to the voltage and current of LED.Some LED have the resistor being built in LED encapsulation, and this LED encapsulation provides high voltage LED, and this high voltage LED typically drives with 5V DC or 12V DC.
By means of suitably design consideration, LED can be with direct AC or rectification AC, than driving more efficiently with constant voltage or constant current DC drive scheme.
Some standard A C voltages in the world comprise 12VAC, 24VAC, 100VAC, 110VAC, 120VAC, 220VAC, 230VAC, 240VAC and 277VAC.Therefore, advantageously, there is single-chip LED or multi-chip list LED encapsulation, this single-chip LED or multi-chip list LED encapsulation can easily be configured to, by selecting simply voltage and/or current stage when encapsulation multivoltage and/or the multiple current single-chip LED or by when LED encapsulation and integration is selected to concrete voltage and/or current stage to printed circuit board (PCB) or in finished product illuminating product time, operating under multivoltage.Also advantageously, there is multiple current LED chip and/or encapsulation for LED lamp purposes, so that by access auxiliary circuit, as for the auxiliary filament of standard incandescent lamp access, provide the device of the brightness that increases LED lamp.
US7,525,248 disclose a kind of chip-scale LED lamp, and this chip-scale LED lamp comprises discrete LED, and these discrete LED can be built in electric insulation, conduction or semiconductor substrate.And the structure of LED lamp makes lamp can be configured for high voltage AC or DC power operation.LED base solid luminous device or lamp are built on electric insulation layer, and this electric insulation layer has been formed on the stayed surface of substrate.In particular, insulating barrier can be epitaxially grown on substrate, is then that the LED of N-shaped semiconductor layer, optical activity layer and p-type semiconductor layer builds successively.By etching, build down to the specific part of the LED of insulating barrier, form isolation mica structure indivedual, discrete LED, between adjacent LED, form thus groove.After this, by conducting element or trace, be linked together indivedual LED are electric, these conducting elements or trace deposition become to be used for connecting the N-shaped layer of a LED and the p-type layer of adjacent LED, continue to stride across the whole in to form solid luminous device of LED.Therefore device can form integrated AC/DC optical transmitting set, and this integrated AC/DC optical transmitting set has for supplying with the positive and negative lead-in wire of electric power.Such as, LED lamp for example can be configured to, for example, by high voltage DC power supply (, 12V, 24V etc.) or high pressure AC power supplies (, 110/120V, 220/240V etc.) power supply.
US7,213,942 disclose a kind of single-chip LED matrix of the use by integrated circuit technique, and this single-chip LED matrix can be used for the high AC voltage of standard (for 110 volts of North Americas, and for 220 volts, Europe, Asia etc.) operation.The integrated a plurality of less LED of single-chip AC LED matrix, these less LED are by being connected in series.During LED manufacture process, carry out integratedly, and final products are single-chip devices, and this single-chip devices can directly be inserted in house or fabrication supply socket, or is directly screwed in incandescent lamp socket, and these incandescent lamp sockets are by standard A C power voltage supply.The less LED being connected in series is molded by photoetching, etching (as plasma dry-etching) and metallization on single-chip.Electric insulation in single-chip between little LED is realized in luminescent material is etched into insulating substrate, thereby there is no luminescent material between little LED.Across little LED each voltage approximately with voltage identical (for example, for approximately 3.5 volts of blue-ray LEDs) in conventional DC operation LED, this routine DC operates LED and is manufactured by the material of same type.
Correspondingly, single-chip LED is restricted, and is not to surmount fixing series connection or the fixing integrated circuit of parallel circuits structure, until the exploitation of AC LED.Yet AC LED remains single circuit, fixedly univoltage design.
It is not also to surmount fixing series connection or the fixing integrated circuit of parallel circuits structure in history that LED is encapsulated in.
Technical deficiency is, it does not provide integrated multivoltage and/or the multiple current circuit of monolithic on monocrepid, and this multivoltage and/or multiple current circuit are easily.
In addition advantageously, have multivoltage and/or many brightness circuit, this multivoltage and/or many brightness circuit can provide the option of voltage level, intensity level and/or AC or DC power supply input power hobby.
Further advantageously, multivoltage level and/or the emitting led circuit of many intensity levels, chip, encapsulation and lamp " multivoltage and/or many brightness LED matrix " are provided, these devices can be by means of directly AC voltage connects, bridge commutating AC voltage connects or constant voltage DC power supply connects, and easily electrical construction becomes at least two forward voltage driving stages.This invention comprises circuit and device, these circuit and device can wish that operating voltage level used in 6V or larger more than one AC or DC forward voltage " multivoltage " and/or can use more than one intensity level " many brightness " and drive based on switching device shifter based on selectable, this is selectable wishes that operating voltage level is by realizing with serial or parallel connection circuit structure electrical connection LED circuit, this switching device shifter is connected at least one auxiliary LED circuit on the first LED circuit, and/or at least one auxiliary LED circuit and the first LED circuit are disconnected.When multivoltage and/or many brightness circuit and/or single-chip are integrated in LED encapsulation, can under LED package level, realize and/or complete and wish operating voltage level and/or wish intensity level electrical connection, or LED encapsulation can have external electrical contact, in these external electrical contacts and integrated multivoltage and/or many brightness circuit and/or single-chip, match, thereby allow driving voltage level and/or intensity level selective power to forward the outside of LED encapsulation to, and allow voltage level or intensity level to encapsulate user at LED, or PCB maquila, or final products manufacturer place is selected.
Further advantageously, on single-chip or in single LED encapsulation, provide at least two integrated circuits, these integrated circuits have at least 12VAC or 12VDC or larger forward voltage, when use discrete dies encapsulation multivoltage and/or many brightness circuit (next LED chip) and by these integrated circuits when package level lower wire connects into circuit, or when by one or more multivoltages and/or many intensity levels single-chip package in LED encapsulation time, these integrated circuits provide the device of selection forward voltage.
Further advantageously, provide multivoltage and/or many intensity levels device, AC or DC voltage operation that these multivoltages and/or many intensity levels device can be under 6V or larger preset forward voltage level provide electrical connection option.
Further advantageously, provide many brightness LED matrix, these many brightness LED matrix by except single-chip and or LED encapsulation in the first function circuit switch on or off simply auxiliary circuit, switch to different luminance levels.This is switched to high brightness level by permission LED lamp, and it is such that erect image 2 Huo San road, road incandescent lamps carry out now.
On single-chip, provide the benefit of 6V or larger multivoltage circuit to be, LED encapsulation personnel can be by this single-chip as platform, and to use single-chip to supply with more than one LED encapsulating products, this single-chip requires addressing multivoltage levels for various End-Customers.This also increases the productivity ratio for single product for chip maker, and improves stock and control.When using a chip, this encapsulates personnel for LED, also improves purchasing power and stock and controls.
The invention provides these advantages, and technical solution is not enough.
Summary of the invention
According to an aspect of the present invention, at least two univoltage AC LED circuits are formed on single-chip or substrate, are provided for the multivoltage AC LED matrix of direct AC power supplies operation.Each univoltage AC LED circuit has at least two LED, and these LED are connected to each other by relation relatively in parallel.
According to another aspect of the present invention, each univoltage AC LED circuit is designed to, with at least predetermined forward voltage driving of 6VAC, and preferably, each univoltage AC LED circuit has the coupling forward voltage for 6VAC, 12VAC, 24VAC, 120VAC or other AC voltage level of each univoltage AC LED circuit.
According to another aspect of the present invention, each multivoltage AC LED matrix will be able to drive by enough at least two different AC forward voltages, by causing the first forward voltage driving stage by two univoltage AC LED circuits of parallel connection electrical connection, and by series connection, be electrically connected to few two univoltage level AC LED circuits and cause the second forward voltage driving stage.As an example, be connected in series the second forward voltage driving stage of AC LED circuit, will be the approximate twice of level of the first forward voltage driving stage of AC LED circuit of being connected in parallel.At least two AC LED circuits that are connected in parallel, will be at least two twices that are connected in series the electric current of AC LED circuit.In any circuit structure, about arbitrary forward voltage driving of multivoltage LED matrix, to select, brightness is approximately uniform.
According to another aspect of the present invention, at least two univoltage series LED circuit (its each have at least two be connected in series LED) are formed on single-chip or substrate, provide multivoltage AC or DC can operate LED matrix.
According to another aspect of the present invention, each univoltage series LED circuit design becomes, with at least predetermined forward voltage driving of 6V AC or DC, and preferably, each univoltage series LED circuit has the coupling forward voltage of 6V, 12V, 24V, 120V or other AC or DC voltage level.As an example, each multivoltage AC or DC LED matrix drive enough at least two the different AC of energy or DC forward voltage, by causing the first forward voltage driving stage by two univoltage series LED circuit of parallel connection electrical connection, and by series connection, be electrically connected to few two univoltage level series LED circuit and cause the second forward voltage driving stage.The second forward voltage driving stage of the series LED circuit being connected in series, by the approximate twice of level that is the first forward voltage driving stage of the series LED circuit that is connected in parallel.At least two series LED circuit that are connected in parallel, by the twice that is the electric current of at least two series LED circuit that are connected in series.In any circuit structure, about arbitrary forward voltage driving of multivoltage series LED device, to select, brightness will be approximately uniform.
According to another aspect of the present invention, at least two univoltage AC LED circuits are formed on single-chip or substrate, are provided for multivoltage and/or many brightness AC LED matrix of direct AC power supplies operation.
According to another aspect of the present invention, each univoltage AC LED circuit has at least two LED, and these LED are connected to each other by relation relatively in parallel.Each univoltage AC LED circuit is designed to, with at least predetermined forward voltage driving of 6VAC, and preferably, each univoltage AC LED circuit has the coupling forward voltage for 6VAC, 12VAC, 24VAC, 120VAC or other AC voltage level of each univoltage AC LED circuit.Make at least two AC LED circuits in each multivoltage and/or multiple current AC LED matrix, to be able to drive by enough at least two different AC forward voltages, by causing the first forward voltage driving stage by two univoltage AC LED circuits of parallel connection electrical connection, and by series connection, be electrically connected to few two univoltage level AC LED circuits and cause the second forward voltage driving stage.The second forward voltage driving stage of the AC LED circuit being connected in series is by the approximate twice of level that is the first forward voltage driving stage of the AC LED circuit that is connected in parallel.At least two AC LED circuits that are connected in parallel are by the twice that is the electric current of at least two AC LED circuits that are connected in series.In any circuit structure, about arbitrary forward voltage driving of multivoltage LED matrix, to select, brightness is approximately uniform.
According to another aspect of the present invention, at least two univoltage LED circuits are formed on single-chip or substrate, and at least one bridge road of being made by LED is formed on same single-chip or substrate, be provided for multivoltage and/or many brightness LED matrix of direct DC power operation.Each univoltage LED circuit has at least two LED, and these LED are connected to each other by series connection.Each univoltage LED circuit is designed to, and drives, and preferably with the coupling forward voltage for each circuit, drives, as the 12VDC for each univoltage LED circuit, 24VDC, 120VDC or other DC voltage level with predetermined forward voltage.Each multivoltage and/or many brightness LED matrix will be able to drive by enough at least two different DC forward voltages, when when being connected in parallel two univoltage LED circuits, cause the first forward voltage driving stage, and when when being connected in series at least two LED circuits, cause the second forward voltage driving stage, this second forward voltage driving stage is the twice of the level of the first forward voltage driving stage.
According to another aspect of the present invention, at least two univoltage LED circuits are formed on single-chip or substrate, are provided for multivoltage and/or many brightness LED matrix of direct DC power operation.Each univoltage LED circuit has at least two LED, and these LED are connected to each other by series connection.Each univoltage LED circuit is designed to, and drives, and preferably with the coupling forward voltage for each circuit, drives, as the 12VAC for each univoltage LED circuit, 24VAC, 120VAC or other DC voltage level with predetermined forward voltage.Each multivoltage and/or many brightness LED matrix will be able to drive by enough at least two different DC forward voltages, when when being connected in parallel two univoltage LED circuits, cause the first forward voltage driving stage, and when when being connected in series at least two LED circuits, cause the second forward voltage driving stage, this second forward voltage driving stage is the twice of the level of the first forward voltage driving stage.
According to another aspect of the present invention, at least two univoltage LED circuits are formed on single-chip or substrate, and at least one bridge road of being made by LED is formed on same single-chip or substrate, be provided for multivoltage and/or many brightness LED matrix of direct DC power operation.Each univoltage LED circuit has at least two LED, and these LED are connected to each other by series connection.Each univoltage LED circuit is designed to, and drives, and preferably with the coupling forward voltage for each circuit, drives, as the 12VDC for each univoltage LED circuit, 24VDC, 120VDC or other DC voltage level with predetermined forward voltage.Each multivoltage and/or many brightness LED matrix will be able to drive by enough at least two different DC forward voltages, when when being connected in parallel two univoltage LED circuits, cause the first forward voltage driving stage, and when when being connected in series at least two LED circuits, cause the second forward voltage driving stage, this second forward voltage driving stage is the twice of the level of the first forward voltage driving stage.
According to another aspect of the present invention, multivoltage and/or multiple current AC LED circuit are integrated in single-chip LED.Each multivoltage and/or multiple current single-chip AC LED LED comprise at least two univoltage AC LED circuits.Each univoltage AC LED circuit has at least two LED in inverse parallel structure, voltage-operated to hold direct AC.Each univoltage AC LED circuit can have at least one voltage input electrical contact at each opposed end place of circuit, or at least two univoltage AC LED circuits can be electrically connected together by series connection on single-chip, and at two each opposed end places that is connected in series univoltage AC LED circuit, there is at least one voltage input electrical contact, and at the central contact place of at least two univoltage AC LED circuits by being connected in series, there is a voltage input electrical contact.At least two univoltage AC LED circuits are integrated in single-chip, to form multivoltage and/or multiple current single-chip AC LED.
According to another aspect of the present invention, at least one multivoltage and/or many brightness LED matrix can be integrated in LED lamp.At least two indivedual LED circuits in multivoltage and/or many brightness LED matrix, can during LED encapsulation process, by LED encapsulation personnel, by serial or parallel connection circuit structure, be connected up, thereby provide at least two forward voltages to drive option, for example 12VAC and 24VAC or 120VAC and 240VAC, these forward voltages drive options to encapsulate personnel selection by LED.
According to another aspect of the present invention, provide multivoltage and/or multiple current AC LED encapsulation, this multivoltage and/or multiple current AC LED encapsulation comprise at least one multivoltage and/or the multiple current single-chip AC LED being integrated in LED encapsulation.Multivoltage and/or multiple current AC LED encapsulation, for at least one multivoltage integrated in LED encapsulation and/or the electrical connection pad of multiple current single-chip AC LED, coupling electrical connection in LED package outside pad is provided, thereby allow LED encapsulation user, during PCB assembling process or final production integrating process, multivoltage and/or multiple current AC LED encapsulation are routed to serial or parallel connection circuit structure, and further to AC LED encapsulation, provide at least two forward voltages to drive option.
According to another aspect of the present invention, a plurality of indivedual discrete LED chips are used for forming at least one multivoltage and/or multiple current AC LED circuit in LED encapsulation, thereby multivoltage and/or multiple current AC LED encapsulation are provided.Each multivoltage and/or multiple current AC LED circuit in encapsulation comprise at least two univoltage AC LED circuits.Each univoltage AC LED circuit has at least two LED in inverse parallel structure, voltage-operated to hold direct AC.The outside that LED is encapsulated in LED encapsulation provides electrical connection pad, these electrical connection pads match with the electrical connection pad of at least two univoltage AC LED circuits, these univoltages AC LED circuit is integrated in multivoltage and/or multiple current AC LED encapsulation, thereby be routed to serial or parallel connection circuit structure during allowing LED to be encapsulated in PCB assembling process, and further to LED encapsulation, provide at least two forward voltages to drive option.
According to another aspect of the present invention, multivoltage and/or multiple current single-chip AC LED and/or multivoltage and/or multiple current AC LED encapsulation and integration are in LED lamp.LED light fixture has a kind of structure, and this structure comprises fin, lens cover and standard electric lamp socket.Multivoltage and/or multiple current single-chip AC LED and/or packaging structure become, and provide switching device shifter, so that the increase brightness from LED lamp to be provided in multivoltage and/or multiple current AC LED circuit at least one auxiliary univoltage AC LED circuit.
According to another broad aspect of the present invention, at least one multiple current AC LED single-chip is integrated in LED encapsulation.
According to another aspect of the present invention, at least one single-chip multiple current LEDQiao road is integrated in LED lamp, and this LED light fixture has standard electrical light socket.Single-chip multiple current LEDQiao road can be electrically connected together by parallel connection structure, but retain, open wide, to hold on single-chip for more than one and turn on-switch, and at two each opposed end places that is connected in series circuit, there is at least one and can approach electrical contact, and at least two central contact places that are connected in series individually LED circuit, there is one and can approach electrical contact.At least two indivedual circuit are integrated in single-chip.
According to another aspect of the present invention, when retaining on single-chip, at least two circuit do not connect, and while being provided for the electrical pad of connection during encapsulation process, the hope voltage level specification that LED encapsulation personnel can supply with based on final LDE encapsulating products, is routed to them connected in series or in parallel.
Accompanying drawing explanation
Fig. 1 represents the schematic diagram of the preferred embodiments of the present invention;
Fig. 2 represents the schematic diagram of the preferred embodiments of the present invention;
Fig. 3 represents the schematic diagram of the preferred embodiments of the present invention;
Fig. 4 represents the schematic diagram of the preferred embodiments of the present invention;
Fig. 5 represents the schematic diagram of the preferred embodiments of the present invention;
Fig. 6 represents the schematic diagram of the preferred embodiments of the present invention;
Fig. 7 represents the schematic diagram of the preferred embodiments of the present invention;
Fig. 8 represents the schematic diagram of the preferred embodiments of the present invention;
Fig. 9 represents the schematic diagram of the preferred embodiments of the present invention;
Figure 10 represents the schematic diagram of the preferred embodiments of the present invention;
Figure 11 represents the schematic diagram of the preferred embodiments of the present invention; And
Figure 12 represents the schematic diagram of the preferred embodiments of the present invention.
Embodiment
Fig. 1 discloses the schematic diagram of a kind of multivoltage and/or many brightness led lighting devices 10.Multivoltage and/or many brightness led lighting devices 10 comprise at least two AC LED circuits 12, and these AC LED circuits 12 are by uneven bridge road structure, and each of these AC LED circuits 12 has at least two LED14.At least two AC LED circuits have electrical contact 16a, 16b, 16c and 16d at opposed end place, to provide various connectivity options for AC voltage source input.For example, if 16a and 16c are electrically connected together, and 16b and 16d are electrically connected together, and a side of AC voltage input is applied on 16a and 16c, and the opposite side that AC voltage is inputted is applied to 16b and 16d is upper, circuit becomes the parallel circuits with the first operation forward voltage.If only have 16a and 16c electrical connection, and the input of AC voltage is applied on electrical contact 16b and 16d, in order to drive single-chip 18 to require the second operation forward voltage.Single-chip 18 also can be configured to, by being electrically connected for example 16a and 16b, and a side of the line of AC voltage source is applied on 16a and 16b, and individually by the opposite side of the line from AC voltage source, second voltage, be applied to 26b and 26c upper, by more than one intensity level " many brightness ", operate.
Fig. 2 discloses the schematic diagram of a kind of multivoltage and/or many brightness led lighting devices 20, and this multivoltage and/or many brightness led lighting devices 20 are similar to multivoltage and/or the many brightness led lighting devices 10 described in Fig. 1 above.At least two AC LED circuits 12 are integrated on substrate 22.At least two AC LED circuits 12 are by uneven bridge road structure, and each of these AC LED circuits 12 has at least two LED14.At least two AC LED circuits have electrical contact 16a, 16b, 16c and 16d in the outside of substrate 22, and can be used to operating voltage and/or the intensity level of electrical construction and/or control multivoltage and/or many brightness led lighting devices.
Fig. 3 discloses the schematic diagram of a kind of multivoltage and/or many brightness led lighting devices 30, and this multivoltage and/or many brightness led lighting devices 30 are similar with 20 to the multivoltage of describing in Fig. 1 and 2 and/or many brightness led lighting devices 10.Multivoltage and/or many brightness led lighting devices 30 comprise at least two AC LED circuits 32, and these AC LED circuits 32 have at least two LED34, and these at least two LED34 are connected with inverse parallel structure by series connection.At least two AC LED circuits 32 have electrical contact 36a, 36b, 36c and 36d at opposed end place, to provide various connectivity options for AC voltage source input.For example, if 36a and 36c are electrically connected together, and 36b and 36d are electrically connected together, and a side of AC voltage input is applied on 36a and 36c, and the opposite side that AC voltage is inputted is applied to 36b and 36d is upper, circuit becomes the parallel circuits with the first operation forward voltage.If only have 36a and 36c electrical connection, and the input of AC voltage is applied on electrical contact 36b and 36d,, in order to drive multivoltage and/or many brightness led lighting devices 30, requires the second operation forward voltage.Multivoltage and/or many brightness lighting device 30 can be: the integrated single-chip 38 of monolithic, is integrated in the integrated single-chip of monolithic in LED encapsulation 38, or is integrated on substrate 38 to form a plurality of indivedual discrete dies of multivoltage and/or many brightness led lighting devices 30.
The open identical multivoltage with described in Fig. 3 of Fig. 4 and/or the schematic diagram of many brightness LED matrix 30, this multivoltage and/or many brightness LED matrix 30 have at least two AC LED circuits 32, these AC LED circuits 32 connect by structure in parallel for AC voltage source, and operate under the first forward voltage.Resistor 40 can be used for being restricted to the electric current of multivoltage and/or many brightness led lighting devices 30.
The open identical multivoltage with described in Fig. 3 of Fig. 5 and/or the schematic diagram of many brightness LED matrix 30, this multivoltage and/or many brightness LED matrix 30 have at least two AC LED circuits 32, these AC LED circuits 32 connect by series configuration for AC voltage source, and under the second forward voltage, operate, this second forward voltage is the approximate twice of the first forward voltage of the parallel circuits described in Fig. 4.Resistor can be used for being restricted to the electric current of multivoltage and/or many brightness led lighting devices.
Fig. 6 discloses the schematic diagram of a kind of multivoltage and/or many brightness led lighting devices 50.Multivoltage and/or many brightness led lighting devices 50 comprise at least two AC LED circuits 52, and each of these AC LED circuits 52 has at least two LED54 in series connection and inverse parallel relation.At least two AC LED circuits 52 have at least three electrical contact 56a, 56b and 56c.At least two AC LED circuits 52 are electrically connected together by parallel connection at 56a place, an end, and retain and be not connected at the opposed end place of electrical contact 56b and 56c.One side of AC voltage source line is connected electrically on 56a, and the opposite side of AC voltage source line is individually connected electrically on 56b and 56c by being fixedly connected with or switching connection, the first brightness is provided thus when AC voltage is applied on 56a and 56b, and the second brightness is provided when AC voltage is applied on 56a, 56b and 56c.Expect, multivoltage and/or many brightness led lighting devices 50 are single-chip, LED encapsulation, LED assembly or LED lamp.Many brightness switching capability
The open schematic diagram similar to the multivoltage representing in Fig. 6 and/or many brightness LED matrix 50 of Fig. 7, multivoltage and/or many brightness LED matrix 50 are integrated in lamp 58, and be connected on switch 60, to control the intensity level of multivoltage and/or many brightness led lighting devices 50.
Fig. 8 discloses a kind of schematic diagram of many brightness led lighting devices 62, and these many brightness led lighting devices 62 have at least two bridge commutating 68 series LED circuit 69.Each of at least two bridge commutating 68 series LED circuit 69 is connected on LEDQiao road 68, and with 68 rectifications of GaiLEDQiao road, GaiLEDQiao road 68 comprises four LED70, and these four LED70 are configured in bridge road 68.At least two bridge commutating 68 series LED circuit 69 have at least two LED71 and electrical contact 72a, 72b and the 72c being connected in series.When a side of AC voltage, to be applied to 72a upper, and the opposite side of AC pressure-wire was applied to respectively 72b and 72c when upper, and the intensity level of many brightness led lighting devices 62 can increase and/or reduce by fixed form or handoff procedure.
Fig. 9 openly above in Fig. 8 the schematic diagram of represented many brightness led lighting devices 62, these many brightness led lighting devices 62 have switch 74, these switch 74 electrical connections are between many brightness led lighting devices 62 and AC voltage source 78.
Fig. 9 is the schematic diagram of at least two univoltage LED circuits openly, and these univoltage LED circuits are integrated into single-chip or are integrated in substrate, and forms multivoltage and/or many brightness LED matrix.
Figure 10 discloses the schematic diagram on a kind of single-chip LEDQiao road 80, and this single-chip LEDQiao road 80 has four LED81, and these four LED81 are configured to bridge road, and monolithic is integrated on substrate 82.All-wave LEDQiao road has electrical contact 86, and to provide, the input of AC voltage is connective and DC voltage output is connective.
The schematic diagram of another embodiment of the open single-chip multivoltage of Figure 11 and/or many brightness led lighting devices 90.Multivoltage and/or many brightness led lighting devices 90 have at least two series LED circuit 92, and each of these series LED circuit 92 has at least two LED94 that are connected in series.At least two series LED circuit 92 have electrical contact 96 at opposed end place, so that electrical connectivity device to be provided.At least two series LED circuit monolithics are integrated in single-chip 98.Electrical contact 96 is used at least two series LED circuit 92 to be routed to series circuit, parallel circuits or AC LED circuit, and these circuit are all in single-chip.
Open and the above schematic diagram at the identical multivoltage shown in Figure 11 and/or many brightness led lighting devices 90 of Figure 12.Multivoltage and/or many brightness led lighting devices 90 have at least two series LED circuit 92, and each of these series LED circuit 92 has at least two LED94 that are connected in series.At least two series LED circuit can be integrated in single-chip by monolithic, or discrete indivedual tube core can be integrated in substrate, to form LED encapsulation 100.LED encapsulation 100 has electrical contact 102, and these electrical contacts 102 are used at least two series LED wirings become series circuit, parallel circuits or form AC LED circuit by inverse parallel, and these circuit are all in single LED encapsulation.
The present invention also can configure as follows:
(1) single-chip multivoltage or many brightness led lighting devices, comprising:
A. at least two LED circuits;
B. described in, each of at least two LED circuits has at least two LED that are connected in series;
C. described in, each of at least two LED circuits does not connect by relation in parallel is electric each other;
D. described in, at least two LED circuits have the positive operation driving voltage of at least 6 volts; And
E. described in, at least two LED circuit monolithics are integrated on monocrepid.
(2) according to single-chip multivoltage or many brightness led lighting devices (1) described, wherein, described at least two LED circuits have by relation relatively in parallel at least two LED connected to one another.
(3) single-chip multivoltage or many brightness led lighting devices, comprising:
A. at least two LED circuits;
B. described in, each of at least two LED circuits has at least two LED that are connected in series;
C. described in, each of at least two LED circuits does not connect by relation in parallel is electric each other;
D. described in, at least two LED circuits have the positive operation driving voltage of at least 6 volts; And
E. described in, at least two LED circuits are integrated in substrate.
(4) according to single-chip multivoltage or many brightness led lighting devices (3) described, wherein, each of described at least two LED circuits has by relation relatively in parallel at least two LED connected to one another.
(5) a single-chip multivoltage LED lighting device, comprising:
A. at least two LED circuits;
B. described in, each of at least two LED circuits has at least two LED that are electrically connected together by series configuration;
C. described in, at least two LED circuits have voltage input electrical contact at the opposed end place of each LED circuit;
D. described in, at least two LED circuits have the positive operation driving voltage of at least 6 volts; And
E. described in, at least two LED circuit monolithics are integrated on monocrepid.
(6) a single-chip multivoltage LED lighting device, comprising:
A. at least one series LED circuit;
B. described at least one series LED circuit has at least four LED that series connection is electrically connected together;
C. described at least one series LED circuit has voltage input electrical contact at the opposed end place of series circuit, and the anode of the electrical connection of at least two LED in series circuit and cathode contact place have at least one voltage input electrical contact; And
D. described at least one series LED circuit has the positive operation driving voltage of at least 12 volts.
(7) a single-chip multivoltage LED lighting device, comprising:
A. at least two LED circuits;
B. described in, each of at least two LED circuits has at least two LED that are electrically connected together by relation relatively in parallel;
C. described in, at least two LED circuits have voltage input electrical contact at the opposed end place of each LED circuit;
D. described in, at least two LED circuits have the positive operation driving voltage of at least 6 volts; And
E. described in, at least two LED circuit monolithics are integrated on monocrepid.
(8) the single-chip multivoltage LED lighting device according to (1)-(7), by than the high frequency drives of power supply AC frequency.
(9) the single-chip multivoltage LED lighting device according to (1)-(7), by than the low frequency drives of power supply AC frequency.
(10) lamp, comprises at least one device of making according to (1)-(9) any one.
(11) light fixture, comprises at least one lamp of making according to (10).
(12) manufacture method, comprising:
To single-chip devices, provide two or more LED circuits, described two or more LED circuit is constructable by means of circuit is connected, to optional operating voltage level is provided and/or wishes intensity level, wherein, when multivoltage and/or many brightness circuit and/or single-chip are integrated in LED encapsulation, at LDE package level, can realize and/or complete the electrical connection between LED circuit, or LED encapsulation can have with integrated multivoltage and/or many brightness circuit and/or single-chip in the external electrical contact that matches; With
Allow alternatively driving voltage level and/or intensity level selectivity to forward the outside of LED encapsulation to, and allow in LED encapsulation user or PCB maquila or final products manufacturer place's selection voltage level or intensity level.
Claims (20)
1. a LED lighting device, comprising:
A. at least two LED circuits;
B. each described at least two LED circuits has at least two LED that are connected in series;
C. each described at least two LED circuits does not connect by relation in parallel is electric each other;
D. described in, at least two LED circuits have the positive operation driving voltage of at least 6 volts; And
E. described in, at least two LED circuits are integrated on monocrepid.
2. LED lighting device according to claim 1, wherein, described at least two LED circuits have by relation relatively in parallel at least two LED connected to one another.
3. LED lighting device according to claim 1, wherein, each in two electric circuit that do not connect connects by series configuration or structure in parallel.
4. LED lighting device according to claim 3, wherein, each in two electric circuit that do not connect also connects by inverse parallel structure.
5. LED lighting device according to claim 1, wherein, each in two electric circuit that do not connect use described at least two circuit each end and each in voltage input electrical contact, by series configuration or structure connection in parallel.
6. LED lighting device according to claim 5, wherein, each in two electric circuit that do not connect use described at least two circuit each end and each in voltage input electrical contact, by the connection of inverse parallel structure.
7. a LED lighting device, comprising:
A. at least two LED circuits;
B. each described at least two LED circuits has at least two LED that are connected in series;
C. each described at least two LED circuits does not connect by relation in parallel is electric each other;
D. described in, at least two LED circuits have the positive operation driving voltage of at least 6 volts; And
E. described in, at least two LED circuits are integrated in substrate.
8. LED lighting device according to claim 7, wherein, each in described at least two LED circuits has by relation relatively in parallel at least two LED connected to one another.
9. LED lighting device according to claim 7, wherein, each in two electric circuit that do not connect connects by series configuration or structure in parallel.
10. LED lighting device according to claim 9, wherein, each in two electric circuit that do not connect also connects by inverse parallel structure.
11. 1 kinds of LED lighting devices, comprising:
A. at least two LED circuits;
B. each described at least two LED circuits has at least two LED that are electrically connected together by series configuration;
C. each described at least two LED circuits has separated and different voltage input electrical contacts at the opposed end place of each LED circuit;
D. described in, at least two LED circuits have the positive operation driving voltage of at least 6 volts; And
E. described in, at least two LED circuits are integrated on monocrepid.
12. LED lighting devices according to claim 11, wherein, each in separated and different voltage input electrical contacts is so that the mode that described at least two LED circuits connect by series configuration or structure in parallel connects.
13. LED lighting devices according to claim 12, wherein, each in separated and different voltage input electrical contacts is so that the mode that described at least two LED circuits connect by inverse parallel structure connects.
14. 1 kinds of single-chip multivoltage LED lighting devices, comprising:
A. at least two LED circuits;
B. each described at least two LED circuits does not connect by relation in parallel is electric each other;
C. described in, at least two LED circuits have voltage input electrical contact at the opposed end place of each LED circuit;
D. described in, at least two LED circuits have the positive operation driving voltage of at least 6 volts; And
E. described in, at least two LED circuit monolithics are integrated on monocrepid.
15. single-chip multivoltage LED lighting devices according to claim 14, by than the high frequency drives of power supply AC frequency.
16. single-chip multivoltage LED lighting devices according to claim 14, by than the low frequency drives of power supply AC frequency.
17. 1 kinds of methods of manufacturing LED lighting device, said method comprising the steps of:
Form at least two LED circuits, each LED circuit has at least two LED that are connected in series;
The electrical contact of every one end of each described in being connected at least two LED circuits;
According at least two LED circuits described in making and corresponding electrical contact each other the electric mode not being connected described at least two LED circuits are integrated on substrate.
18. 1 kinds of LED lighting devices, comprising:
A. at least two LED circuits;
B. each described at least two LED circuits has at least two LED that are electrically connected together by series connection; And
C. at least three voltages are inputted electrical contacts, and wherein, at least one voltage input electrical contact is connected to one end of each series circuit, and at least one voltage input electrical contact is connected to one end of at least two both circuits.
19. 1 kinds of LED lighting devices, comprising:
A. at least two LED circuits;
B. each described at least two LED circuits has bridge rectifier and at least two LED, and this bridge rectifier and at least two LED are connected in series in the output of each corresponding bridge rectifier;
C. at least three voltages are inputted electrical contacts, wherein, the first voltage input electrical contact is connected electrically to the input for the bridge rectifier of each of described at least two LED circuits, and separated and different voltage input electrical contact is connected to the relative input of bridge rectifier for each of described at least two LED circuits.
20. 1 kinds of LED lighting devices, comprising:
A. at least two LED circuits, each in described at least two LED circuits has two LED that are connected in series, and described at least two LED circuits are connected in parallel;
B. four voltages are inputted electrical contacts, each anode of each LED described in described four voltages input electrical contact is configured such that at least two LED circuits and negative electrode have connected voltage input electrical contact, so that the LED circuit being connected in parallel and the input of four voltage be combined to form all-wave AC voltage rectifier, described all-wave AC voltage rectifier can provide to any circuit that is connected to described LED lighting device the AC voltage of rectification.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US21721509P | 2009-05-28 | 2009-05-28 | |
| US61/217,215 | 2009-05-28 | ||
| CN2010800231097A CN102450103A (en) | 2009-05-28 | 2010-05-28 | Multi-voltage and multi-brightness led lighting devices and methods of using same |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010800231097A Division CN102450103A (en) | 2009-05-28 | 2010-05-28 | Multi-voltage and multi-brightness led lighting devices and methods of using same |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103945589A true CN103945589A (en) | 2014-07-23 |
| CN103945589B CN103945589B (en) | 2016-12-07 |
Family
ID=43223005
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410149586.8A Active CN103945589B (en) | 2009-05-28 | 2010-05-28 | Multivoltage and many brightness led lighting devices and the method using them |
| CN2010800231097A Pending CN102450103A (en) | 2009-05-28 | 2010-05-28 | Multi-voltage and multi-brightness led lighting devices and methods of using same |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010800231097A Pending CN102450103A (en) | 2009-05-28 | 2010-05-28 | Multi-voltage and multi-brightness led lighting devices and methods of using same |
Country Status (4)
| Country | Link |
|---|---|
| US (5) | US8648539B2 (en) |
| EP (2) | EP3573432A3 (en) |
| CN (2) | CN103945589B (en) |
| WO (1) | WO2010138211A1 (en) |
Families Citing this family (44)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1943276B (en) | 2004-02-25 | 2012-05-23 | 迈克尔·米斯金 | AC light emitting diode and AC led drive methods and apparatus |
| US10499466B1 (en) | 2004-02-25 | 2019-12-03 | Lynk Labs, Inc. | AC light emitting diode and AC LED drive methods and apparatus |
| US10154551B2 (en) | 2004-02-25 | 2018-12-11 | Lynk Labs, Inc. | AC light emitting diode and AC LED drive methods and apparatus |
| WO2011143510A1 (en) | 2010-05-12 | 2011-11-17 | Lynk Labs, Inc. | Led lighting system |
| US10499465B2 (en) | 2004-02-25 | 2019-12-03 | Lynk Labs, Inc. | High frequency multi-voltage and multi-brightness LED lighting devices and systems and methods of using same |
| US9198237B2 (en) | 2004-02-25 | 2015-11-24 | Lynk Labs, Inc. | LED lighting system |
| US10091842B2 (en) | 2004-02-25 | 2018-10-02 | Lynk Labs, Inc. | AC light emitting diode and AC LED drive methods and apparatus |
| US10575376B2 (en) | 2004-02-25 | 2020-02-25 | Lynk Labs, Inc. | AC light emitting diode and AC LED drive methods and apparatus |
| US10986714B2 (en) | 2007-10-06 | 2021-04-20 | Lynk Labs, Inc. | Lighting system having two or more LED packages having a specified separation distance |
| US11317495B2 (en) | 2007-10-06 | 2022-04-26 | Lynk Labs, Inc. | LED circuits and assemblies |
| WO2009045548A1 (en) | 2007-10-06 | 2009-04-09 | Lynk Labs, Inc. | Led circuits and assemblies |
| US11297705B2 (en) | 2007-10-06 | 2022-04-05 | Lynk Labs, Inc. | Multi-voltage and multi-brightness LED lighting devices and methods of using same |
| US7923739B2 (en) | 2009-06-05 | 2011-04-12 | Cree, Inc. | Solid state lighting device |
| US8598602B2 (en) | 2009-01-12 | 2013-12-03 | Cree, Inc. | Light emitting device packages with improved heat transfer |
| US8269428B2 (en) * | 2009-04-17 | 2012-09-18 | LED Bulb, L.L.C. | Light emitting diode devices containing replaceable subassemblies |
| US9111778B2 (en) | 2009-06-05 | 2015-08-18 | Cree, Inc. | Light emitting diode (LED) devices, systems, and methods |
| US8686445B1 (en) | 2009-06-05 | 2014-04-01 | Cree, Inc. | Solid state lighting devices and methods |
| US8860043B2 (en) * | 2009-06-05 | 2014-10-14 | Cree, Inc. | Light emitting device packages, systems and methods |
| CN102754530A (en) * | 2009-12-28 | 2012-10-24 | Lynk实验室公司 | High frequency multi-voltage and multi-brightness led lighting devices |
| MX2013005202A (en) * | 2010-03-30 | 2013-11-20 | Changchn Inst Of Applied Chemistry Chinese Academy Of Sciences | Method, system and device for location. |
| US8269244B2 (en) | 2010-06-28 | 2012-09-18 | Cree, Inc. | LED package with efficient, isolated thermal path |
| US8648359B2 (en) * | 2010-06-28 | 2014-02-11 | Cree, Inc. | Light emitting devices and methods |
| USD643819S1 (en) | 2010-07-16 | 2011-08-23 | Cree, Inc. | Package for light emitting diode (LED) lighting |
| USD679842S1 (en) | 2011-01-03 | 2013-04-09 | Cree, Inc. | High brightness LED package |
| US8610140B2 (en) | 2010-12-15 | 2013-12-17 | Cree, Inc. | Light emitting diode (LED) packages, systems, devices and related methods |
| TW201251140A (en) | 2011-01-31 | 2012-12-16 | Cree Inc | High brightness light emitting diode (LED) packages, systems and methods with improved resin filling and high adhesion |
| CN103348496A (en) | 2011-02-07 | 2013-10-09 | 克利公司 | Components and methods for light emitting diode (LED) lighting |
| US20120217902A1 (en) * | 2011-02-25 | 2012-08-30 | Hongya Led Lighting Co., Ltd. | Full-voltage ac led module |
| FR2974671B1 (en) * | 2011-04-28 | 2013-04-12 | Saint Gobain | LIGHT-EMITTING DIODE MODULE AND LUMINOUS GLAZING WITH SUCH A DIODE MODULE |
| TW201248909A (en) * | 2011-05-27 | 2012-12-01 | Everlight Electronics Co Ltd | Lighting device, lighting module, and manufacturing method for the same |
| WO2013026053A1 (en) | 2011-08-18 | 2013-02-21 | Lynk Labs, Inc. | Devices and systems having ac led circuits and methods of driving the same |
| US9249953B2 (en) | 2011-11-11 | 2016-02-02 | Lynk Labs, Inc. | LED lamp having a selectable beam angle |
| WO2013082609A1 (en) * | 2011-12-02 | 2013-06-06 | Lynk Labs, Inc. | Color temperature controlled and low thd led lighting devices and systems and methods of driving the same |
| WO2014069363A1 (en) | 2012-11-02 | 2014-05-08 | ローム株式会社 | Chip condenser, circuit assembly, and electronic device |
| US20140268697A1 (en) * | 2013-03-14 | 2014-09-18 | C-M Glo, Llc | Dual AC-LED/DC-LED Lamp With Alternating Power Sources |
| US9491821B2 (en) | 2014-02-17 | 2016-11-08 | Peter W. Shackle | AC-powered LED light engine |
| JP6368196B2 (en) * | 2014-08-28 | 2018-08-01 | ローム株式会社 | Step-down DC / DC converter and its control IC, office communication device, electric bicycle |
| TWI532411B (en) * | 2014-12-12 | 2016-05-01 | 簡晨峰 | Led circuit |
| JP6380512B2 (en) * | 2016-11-16 | 2018-08-29 | 富士ゼロックス株式会社 | Light emitting element array and optical transmission device |
| US10045407B1 (en) | 2017-03-14 | 2018-08-07 | Banner Engineering Corp. | Dual input voltage constant power indicator |
| US11079077B2 (en) | 2017-08-31 | 2021-08-03 | Lynk Labs, Inc. | LED lighting system and installation methods |
| CN109996366A (en) * | 2017-12-29 | 2019-07-09 | 简斯任 | LED illumination system with dimming function |
| CN108375057A (en) * | 2018-01-22 | 2018-08-07 | 刘华旺 | The multiunit return wire type wire connection structure of more devices that can flexibly increase and decrease |
| US20230217567A1 (en) * | 2022-01-06 | 2023-07-06 | Epic Universal Technologies, Llc | Uv led product automatic lifespan increaser |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060138971A1 (en) * | 2004-12-27 | 2006-06-29 | Top Union Globaltek Inc | LED driving circuit |
| CN1943276A (en) * | 2004-02-25 | 2007-04-04 | 迈克尔·米斯金 | AC light emitting diode and AC led drive methods and apparatus |
| CN201047522Y (en) * | 2007-06-13 | 2008-04-16 | 兼森雅弘 | Circuit structure of LED illuminating device |
| CN101208813A (en) * | 2005-06-28 | 2008-06-25 | 首尔Opto仪器股份有限公司 | Light emitting device for AC power operation |
Family Cites Families (134)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3869641A (en) | 1972-06-21 | 1975-03-04 | Monsanto Co | AC Responsive led pilot light circuitry |
| US4408151A (en) * | 1977-10-14 | 1983-10-04 | Justice Donald S | Electric power apparatus |
| JPS556687A (en) | 1978-06-29 | 1980-01-18 | Handotai Kenkyu Shinkokai | Traffic use display |
| US4218627A (en) | 1978-09-01 | 1980-08-19 | Polaroid Corporation | Electrical mean square voltage sensor |
| JPS6230386A (en) | 1985-07-31 | 1987-02-09 | Stanley Electric Co Ltd | Multicolor display led lamp |
| US5469020A (en) | 1994-03-14 | 1995-11-21 | Massachusetts Institute Of Technology | Flexible large screen display having multiple light emitting elements sandwiched between crossed electrodes |
| JPH08137429A (en) | 1994-11-14 | 1996-05-31 | Seibu Electric & Mach Co Ltd | Display device |
| US5808800A (en) | 1994-12-22 | 1998-09-15 | Displaytech, Inc. | Optics arrangements including light source arrangements for an active matrix liquid crystal image generator |
| US5936599A (en) | 1995-01-27 | 1999-08-10 | Reymond; Welles | AC powered light emitting diode array circuits for use in traffic signal displays |
| US20010054005A1 (en) | 1995-03-24 | 2001-12-20 | Hook Christopher D. | Programmable shelf tag and method for changing and updating shelf tag information |
| US5790013A (en) | 1995-10-04 | 1998-08-04 | Hauck; Lane T. | Electronic novelty device and method of using same |
| US6107744A (en) | 1995-11-29 | 2000-08-22 | Bavaro; Joseph P. | Back-up electrical systems |
| US5636303A (en) | 1995-12-18 | 1997-06-03 | World Precision Instruments, Inc. | Filterless chromatically variable light source |
| US5699218A (en) | 1996-01-02 | 1997-12-16 | Kadah; Andrew S. | Solid state/electromechanical hybrid relay |
| US5803579A (en) | 1996-06-13 | 1998-09-08 | Gentex Corporation | Illuminator assembly incorporating light emitting diodes |
| SE515663C2 (en) | 1996-08-23 | 2001-09-17 | Ericsson Telefon Ab L M | Touch screen and use of touch screen |
| WO1998053646A1 (en) | 1997-05-22 | 1998-11-26 | Schmidt Gregory W | An illumination device using pulse width modulation of a led |
| JPH1116683A (en) | 1997-06-23 | 1999-01-22 | Masanori Minato | Light emitting display device |
| US6459919B1 (en) | 1997-08-26 | 2002-10-01 | Color Kinetics, Incorporated | Precision illumination methods and systems |
| US6528954B1 (en) | 1997-08-26 | 2003-03-04 | Color Kinetics Incorporated | Smart light bulb |
| US6965205B2 (en) | 1997-08-26 | 2005-11-15 | Color Kinetics Incorporated | Light emitting diode based products |
| US6016038A (en) | 1997-08-26 | 2000-01-18 | Color Kinetics, Inc. | Multicolored LED lighting method and apparatus |
| US6292901B1 (en) | 1997-08-26 | 2001-09-18 | Color Kinetics Incorporated | Power/data protocol |
| US7014336B1 (en) | 1999-11-18 | 2006-03-21 | Color Kinetics Incorporated | Systems and methods for generating and modulating illumination conditions |
| US6806659B1 (en) | 1997-08-26 | 2004-10-19 | Color Kinetics, Incorporated | Multicolored LED lighting method and apparatus |
| US6548967B1 (en) | 1997-08-26 | 2003-04-15 | Color Kinetics, Inc. | Universal lighting network methods and systems |
| GB9722766D0 (en) | 1997-10-28 | 1997-12-24 | British Telecomm | Portable computers |
| US6095661A (en) * | 1998-03-19 | 2000-08-01 | Ppt Vision, Inc. | Method and apparatus for an L.E.D. flashlight |
| JPH11330561A (en) | 1998-05-14 | 1999-11-30 | Oki Electric Ind Co Ltd | Led luminaire |
| US20040201988A1 (en) * | 1999-02-12 | 2004-10-14 | Fiber Optic Designs, Inc. | LED light string and arrays with improved harmonics and optimized power utilization |
| US6072280A (en) * | 1998-08-28 | 2000-06-06 | Fiber Optic Designs, Inc. | Led light string employing series-parallel block coupling |
| WO2000019546A1 (en) | 1998-09-28 | 2000-04-06 | Koninklijke Philips Electronics N.V. | Lighting system |
| JP4306846B2 (en) | 1998-11-20 | 2009-08-05 | 株式会社朝日ラバー | Lighting device |
| US6127783A (en) | 1998-12-18 | 2000-10-03 | Philips Electronics North America Corp. | LED luminaire with electronically adjusted color balance |
| US6357889B1 (en) | 1999-12-01 | 2002-03-19 | General Electric Company | Color tunable light source |
| US6541919B1 (en) * | 2000-02-14 | 2003-04-01 | Sarnoff Corporation | Electrical interconnection of light-emitting fibers, and method therefor |
| DE10013207B4 (en) | 2000-03-17 | 2014-03-13 | Tridonic Gmbh & Co Kg | Control of light emitting diodes (LEDs) |
| JP2001291406A (en) | 2000-04-07 | 2001-10-19 | Yamada Shomei Kk | Illuminating lamp |
| PT1422975E (en) | 2000-04-24 | 2010-07-09 | Philips Solid State Lighting | Light-emitting diode based product |
| JP2002057376A (en) | 2000-05-31 | 2002-02-22 | Matsushita Electric Ind Co Ltd | Led lamp |
| KR100426643B1 (en) | 2000-08-16 | 2004-04-08 | (주) 잉카 시스템스 | Apparatus for charging a battery |
| US6614103B1 (en) | 2000-09-01 | 2003-09-02 | General Electric Company | Plastic packaging of LED arrays |
| US6636003B2 (en) | 2000-09-06 | 2003-10-21 | Spectrum Kinetics | Apparatus and method for adjusting the color temperature of white semiconduct or light emitters |
| US6781570B1 (en) | 2000-11-09 | 2004-08-24 | Logitech Europe S.A. | Wireless optical input device |
| US6411045B1 (en) | 2000-12-14 | 2002-06-25 | General Electric Company | Light emitting diode power supply |
| JP3548115B2 (en) * | 2000-12-26 | 2004-07-28 | 株式会社東芝 | Semiconductor integrated circuit and semiconductor integrated circuit device |
| US7038399B2 (en) | 2001-03-13 | 2006-05-02 | Color Kinetics Incorporated | Methods and apparatus for providing power to lighting devices |
| JP4507445B2 (en) | 2001-04-25 | 2010-07-21 | パナソニック株式会社 | Surface mount antenna and electronic device using the same |
| US7152996B2 (en) | 2001-04-27 | 2006-12-26 | Altman Stage Lighting Co., Inc. | Diode lighting system |
| CN100477297C (en) | 2001-08-23 | 2009-04-08 | 奥村幸康 | Color temperature-regulable LED lamp |
| US6714348B2 (en) | 2001-11-14 | 2004-03-30 | Ken-A-Vision Manufacturing Co., Inc. | Cordless microscope |
| AU2002360721A1 (en) | 2001-12-19 | 2003-07-09 | Color Kinetics Incorporated | Controlled lighting methods and apparatus |
| US6853150B2 (en) | 2001-12-28 | 2005-02-08 | Koninklijke Philips Electronics N.V. | Light emitting diode driver |
| JP4013562B2 (en) | 2002-01-25 | 2007-11-28 | 豊田合成株式会社 | Lighting device |
| JP2005529984A (en) | 2002-02-19 | 2005-10-06 | フォトン−エックス・インコーポレーテッド | Polymer nanocomposites for optical applications |
| CN1639940B (en) * | 2002-02-28 | 2012-07-18 | 莱恩克实验股份有限公司 | One wire self referencing circuits for providing power and data |
| US6753670B2 (en) | 2002-03-06 | 2004-06-22 | Andrew S. Kadah | Universal energy regulating controller circuit |
| US6641294B2 (en) | 2002-03-22 | 2003-11-04 | Emteq, Inc. | Vehicle lighting assembly with stepped dimming |
| JP2003298118A (en) | 2002-03-28 | 2003-10-17 | Toshiba Lighting & Technology Corp | Led lighting device |
| US7260424B2 (en) | 2002-05-24 | 2007-08-21 | Schmidt Dominik J | Dynamically configured antenna for multiple frequencies and bandwidths |
| US9955551B2 (en) | 2002-07-12 | 2018-04-24 | Yechezkal Evan Spero | Detector controlled illuminating system |
| JP4081665B2 (en) | 2002-09-13 | 2008-04-30 | 三菱電機株式会社 | LED lighting device and lighting fixture |
| US7009199B2 (en) * | 2002-10-22 | 2006-03-07 | Cree, Inc. | Electronic devices having a header and antiparallel connected light emitting diodes for producing light from AC current |
| US6957899B2 (en) | 2002-10-24 | 2005-10-25 | Hongxing Jiang | Light emitting diodes for high AC voltage operation and general lighting |
| DE60316178T2 (en) | 2002-10-24 | 2008-06-05 | Nakagawa Laboratories, Inc. | COMMUNICATION DEVICE WITH ILLUMINATING LIGHT |
| US7213942B2 (en) | 2002-10-24 | 2007-05-08 | Ac Led Lighting, L.L.C. | Light emitting diodes for high AC voltage operation and general lighting |
| US6853151B2 (en) | 2002-11-19 | 2005-02-08 | Denovo Lighting, Llc | LED retrofit lamp |
| JP2004274872A (en) | 2003-03-07 | 2004-09-30 | Toko Inc | Switching constant current power unit |
| US20040218387A1 (en) | 2003-03-18 | 2004-11-04 | Robert Gerlach | LED lighting arrays, fixtures and systems and method for determining human color perception |
| CN103017017B (en) | 2003-04-21 | 2019-05-14 | 飞利浦固体状态照明技术公司 | Tile lighting methods and system |
| EP1620676A4 (en) | 2003-05-05 | 2011-03-23 | Philips Solid State Lighting | Lighting methods and systems |
| US7258463B2 (en) | 2003-05-19 | 2007-08-21 | Sloanled, Inc. | Multiple LED control apparatus and method |
| US6861658B2 (en) | 2003-05-24 | 2005-03-01 | Peter D. Fiset | Skin tanning and light therapy incorporating light emitting diodes |
| AU2004254642B8 (en) | 2003-07-02 | 2009-02-26 | S.C. Johnson & Son, Inc. | Lamp and bulb for illumination and ambiance lighting |
| US7777430B2 (en) * | 2003-09-12 | 2010-08-17 | Terralux, Inc. | Light emitting diode replacement lamp |
| US7053560B1 (en) * | 2003-11-17 | 2006-05-30 | Dr. Led (Holdings), Inc. | Bi-directional LED-based light |
| US6972528B2 (en) | 2003-11-21 | 2005-12-06 | Chiliang Shao | Structure for LED lighting chain |
| EP1704752A4 (en) | 2003-12-11 | 2009-09-23 | Philips Solid State Lighting | Thermal management methods and apparatus for lighting devices |
| US20060038542A1 (en) | 2003-12-23 | 2006-02-23 | Tessera, Inc. | Solid state lighting device |
| US7045965B2 (en) * | 2004-01-30 | 2006-05-16 | 1 Energy Solutions, Inc. | LED light module and series connected light modules |
| JP2005222750A (en) | 2004-02-04 | 2005-08-18 | Kenji Kubo | Lighting system with light control function |
| WO2011143510A1 (en) | 2010-05-12 | 2011-11-17 | Lynk Labs, Inc. | Led lighting system |
| US9198237B2 (en) | 2004-02-25 | 2015-11-24 | Lynk Labs, Inc. | LED lighting system |
| WO2010126601A1 (en) | 2009-05-01 | 2010-11-04 | Lynk Labs, Inc. | Led circuits and assemblies |
| WO2005086245A2 (en) | 2004-03-03 | 2005-09-15 | S.C. Johnson & Son, Inc. | Led light bulb with active ingredient emission |
| US7847486B2 (en) | 2004-08-04 | 2010-12-07 | Dr. LED (Holdings), Inc | LED lighting system |
| US7748877B1 (en) | 2004-10-05 | 2010-07-06 | Colby Steven M | Multi-mode bulb |
| JP4337731B2 (en) | 2004-12-22 | 2009-09-30 | ソニー株式会社 | Illumination device and image display device |
| EP1836880A2 (en) | 2005-01-05 | 2007-09-26 | Lemnis Lighting IP GmbH | Reactive circuit and rectifier circuit |
| NL1029688C2 (en) | 2005-08-05 | 2007-02-06 | Lemnis Lighting Ip Gmbh | Reactive circuit for lighting device, lights-up space by loading several LEDs with full correction current |
| US7525248B1 (en) | 2005-01-26 | 2009-04-28 | Ac Led Lighting, L.L.C. | Light emitting diode lamp |
| US7081722B1 (en) | 2005-02-04 | 2006-07-25 | Kimlong Huynh | Light emitting diode multiphase driver circuit and method |
| US7522211B2 (en) | 2005-02-10 | 2009-04-21 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Studio light |
| US7474681B2 (en) | 2005-05-13 | 2009-01-06 | Industrial Technology Research Institute | Alternating current light-emitting device |
| TW200704283A (en) | 2005-05-27 | 2007-01-16 | Lamina Ceramics Inc | Solid state LED bridge rectifier light engine |
| US8272757B1 (en) | 2005-06-03 | 2012-09-25 | Ac Led Lighting, L.L.C. | Light emitting diode lamp capable of high AC/DC voltage operation |
| US8196833B2 (en) * | 2005-06-27 | 2012-06-12 | Mcgill Randy | Hybrid synthetic barcode and RFID system and method |
| CN101799126B (en) * | 2005-06-28 | 2014-05-28 | 首尔伟傲世有限公司 | Light emitting device for AC power operation |
| CN1917729A (en) | 2005-08-16 | 2007-02-21 | 法洛斯创新公司 | Variable effect illumination system |
| JP2007059260A (en) | 2005-08-25 | 2007-03-08 | Toshiba Lighting & Technology Corp | Illumination device and illumination fixture |
| US7872430B2 (en) * | 2005-11-18 | 2011-01-18 | Cree, Inc. | Solid state lighting panels with variable voltage boost current sources |
| CA2530661A1 (en) * | 2005-12-16 | 2007-06-16 | Dellux Technologies Inc. | Led electric circuit assembly |
| KR100968843B1 (en) | 2005-12-16 | 2010-07-09 | 서울옵토디바이스주식회사 | Light emitting device with light emitting cells arrayed |
| US7573482B2 (en) | 2005-12-16 | 2009-08-11 | Primax Electronics Ltd. | Method for reducing memory consumption when carrying out edge enhancement in multiple beam pixel apparatus |
| US7543951B2 (en) | 2006-05-03 | 2009-06-09 | Philips Solid-State Lighting Solutions, Inc. | Methods and apparatus for providing a luminous writing surface |
| CN101589650B (en) | 2006-10-19 | 2017-04-12 | 飞利浦固体状态照明技术公司 | Networkable led-based lighting fixtures and methods for powering and controlling same |
| US8905579B2 (en) | 2006-10-24 | 2014-12-09 | Ellenby Technologies, Inc. | Vending machine having LED lamp with control and communication circuits |
| US7649322B2 (en) * | 2006-11-08 | 2010-01-19 | Seasonal Specialties Llc | Limited flicker light emitting diode string |
| KR100803162B1 (en) * | 2006-11-20 | 2008-02-14 | 서울옵토디바이스주식회사 | Light emitting device for ac operation |
| US7902771B2 (en) | 2006-11-21 | 2011-03-08 | Exclara, Inc. | Time division modulation with average current regulation for independent control of arrays of light emitting diodes |
| US7782027B2 (en) | 2006-12-30 | 2010-08-24 | Advanced Analogic Technologies, Inc. | High-efficiency DC/DC voltage converter including down inductive switching pre-regulator and capacitive switching post-converter |
| JP4430084B2 (en) | 2007-02-28 | 2010-03-10 | シャープ株式会社 | LED light emitting device, and device and lamp using the LED light emitting device |
| US7288902B1 (en) | 2007-03-12 | 2007-10-30 | Cirrus Logic, Inc. | Color variations in a dimmable lighting device with stable color temperature light sources |
| US8299712B2 (en) | 2007-04-06 | 2012-10-30 | Sunovia Energy Technologies, Inc. | Light unit with internal power failure detection |
| US8203260B2 (en) | 2007-04-13 | 2012-06-19 | Intematix Corporation | Color temperature tunable white light source |
| US7859196B2 (en) | 2007-04-25 | 2010-12-28 | American Bright Lighting, Inc. | Solid state lighting apparatus |
| US8390216B2 (en) * | 2007-06-12 | 2013-03-05 | Video Refurbishing Services, Inc. | Apparatus and method for a light-emitting diode lamp that simulates a filament lamp |
| US8253666B2 (en) | 2007-09-21 | 2012-08-28 | Point Somee Limited Liability Company | Regulation of wavelength shift and perceived color of solid state lighting with intensity and temperature variation |
| WO2009045548A1 (en) * | 2007-10-06 | 2009-04-09 | Lynk Labs, Inc. | Led circuits and assemblies |
| US20090295300A1 (en) | 2008-02-08 | 2009-12-03 | Purespectrum, Inc | Methods and apparatus for a dimmable ballast for use with led based light sources |
| WO2010019940A1 (en) | 2008-08-15 | 2010-02-18 | Lumination, Llc | Traffic led lamp with internal circuit backup system |
| US8198819B2 (en) | 2008-09-17 | 2012-06-12 | Switch Bulb Company, Inc. | 3-way LED bulb |
| CN102239573A (en) | 2008-09-25 | 2011-11-09 | Ge照明解决方案有限责任公司 | Adjustable color illumination source |
| US8018172B2 (en) | 2009-04-13 | 2011-09-13 | Magtech Industries Corporation | Method and apparatus for LED dimming |
| US8410717B2 (en) | 2009-06-04 | 2013-04-02 | Point Somee Limited Liability Company | Apparatus, method and system for providing AC line power to lighting devices |
| WO2010140136A1 (en) | 2009-06-05 | 2010-12-09 | Koninklijke Philips Electronics N.V. | Lighting device with built-in rf antenna |
| WO2011049613A1 (en) | 2009-10-19 | 2011-04-28 | Lynk Labs, Inc. | Led circuits and assemblies |
| US20110115407A1 (en) | 2009-11-13 | 2011-05-19 | Polar Semiconductor, Inc. | Simplified control of color temperature for general purpose lighting |
| US8511851B2 (en) | 2009-12-21 | 2013-08-20 | Cree, Inc. | High CRI adjustable color temperature lighting devices |
| CN102754530A (en) | 2009-12-28 | 2012-10-24 | Lynk实验室公司 | High frequency multi-voltage and multi-brightness led lighting devices |
| DE202010000890U1 (en) * | 2010-01-14 | 2010-04-08 | Chen, Hui San | Cable arrangement for a LED lamp |
| JP3162876U (en) | 2010-03-30 | 2010-09-24 | オリオン電機株式会社 | LED lighting device |
| JP5498240B2 (en) * | 2010-04-26 | 2014-05-21 | パナソニック株式会社 | Light source module, lighting device, and lighting apparatus using the same |
| US8314571B2 (en) | 2010-12-14 | 2012-11-20 | Greenwave Reality, Pte, Ltd. | Light with changeable color temperature |
-
2010
- 2010-05-28 CN CN201410149586.8A patent/CN103945589B/en active Active
- 2010-05-28 WO PCT/US2010/001597 patent/WO2010138211A1/en active Application Filing
- 2010-05-28 EP EP19177733.3A patent/EP3573432A3/en not_active Withdrawn
- 2010-05-28 US US13/322,796 patent/US8648539B2/en active Active
- 2010-05-28 EP EP10780944A patent/EP2436236A4/en not_active Ceased
- 2010-05-28 CN CN2010800231097A patent/CN102450103A/en active Pending
-
2014
- 2014-02-04 US US14/172,644 patent/US9750098B2/en active Active
-
2017
- 2017-08-24 US US15/685,429 patent/US10271393B2/en active Active
-
2019
- 2019-02-12 US US16/274,164 patent/US10537001B2/en active Active
-
2020
- 2020-01-10 US US16/740,295 patent/US10932341B2/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1943276A (en) * | 2004-02-25 | 2007-04-04 | 迈克尔·米斯金 | AC light emitting diode and AC led drive methods and apparatus |
| US20060138971A1 (en) * | 2004-12-27 | 2006-06-29 | Top Union Globaltek Inc | LED driving circuit |
| CN101208813A (en) * | 2005-06-28 | 2008-06-25 | 首尔Opto仪器股份有限公司 | Light emitting device for AC power operation |
| CN201047522Y (en) * | 2007-06-13 | 2008-04-16 | 兼森雅弘 | Circuit structure of LED illuminating device |
Also Published As
| Publication number | Publication date |
|---|---|
| US9750098B2 (en) | 2017-08-29 |
| EP2436236A4 (en) | 2012-11-21 |
| US20120069560A1 (en) | 2012-03-22 |
| US20140153232A1 (en) | 2014-06-05 |
| US20170354005A1 (en) | 2017-12-07 |
| WO2010138211A1 (en) | 2010-12-02 |
| CN102450103A (en) | 2012-05-09 |
| EP3573432A2 (en) | 2019-11-27 |
| US8648539B2 (en) | 2014-02-11 |
| US10932341B2 (en) | 2021-02-23 |
| US10537001B2 (en) | 2020-01-14 |
| EP3573432A3 (en) | 2020-02-12 |
| US20200260554A1 (en) | 2020-08-13 |
| CN103945589B (en) | 2016-12-07 |
| EP2436236A1 (en) | 2012-04-04 |
| US10271393B2 (en) | 2019-04-23 |
| US20190182919A1 (en) | 2019-06-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103945589A (en) | Multi-voltage And Multi-brightness Led Lighting Devices And Methods Of Using Same | |
| US10334680B2 (en) | LED lighting system | |
| CA2785721C (en) | High frequency multi-voltage and multi-brightness led lighting devices | |
| US9198237B2 (en) | LED lighting system | |
| US11528792B2 (en) | High frequency multi-voltage and multi-brightness LED lighting devices | |
| US11297705B2 (en) | Multi-voltage and multi-brightness LED lighting devices and methods of using same | |
| CA2763598C (en) | Multi-voltage and multi-brightness led lighting devices and methods of using same | |
| US20230112968A1 (en) | High frequency multi-voltage and multi-brightness led lighting devices | |
| US20230328862A1 (en) | Led lighting system | |
| US20230389156A1 (en) | Led circuits and assemblies |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |